About this Add-on

Features include:1. Open Bookmarks/History/Homepage/URL/Search in new tabs (Left-click in new foreground tab, Middle-click in new background tab, Ctrl+Left-click in current tab)2. Open new tabs next to current tab3. Focus related/unread/last visited tab after closing current tab4. Ctrl+Tab to navigate tabs in MRU order across sessions5. Highlight current/unread tabs6. Undo Close Tab button7. Duplicate Tab8. Close tab by double click, Undo close tab by middle click on tab bar

Hidden options:extensions.tabutils.invertAlt: Invert Alt+Enter behavior in location bar/search barextensions.tabutils.handleCtrl: Lock tab navigating history when holding Ctrl keyextensions.tabutils.openInternalInCurrent: Exclude internal links from being opened in new tabs (Bookmarks/History/Address bar)extensions.tabutils.openDuplicateNext: Open duplicate tabs next to the original oneextensions.tabutils.restoreOriginalPosition: Restore closed tabs to the original position (deprecated)extensions.tabutils.closeLastWindowWithLastTab: Don't close the last primary window with the last tabextensions.tabutils.dragBindingAlive: Don't allow drag/dblclick on the tab bar to act on the windowextensions.tabutils.middleClick[Bookmarks|Links]: 0 = Default, 1 = Open in current, 2 = Invert focusextensions.tabutils.ctrlClick[Bookmarks|Links]: 0 = Default, 1 = Open in current, 2 = Invert focusextensions.tabutils.shiftClick[Bookmarks|Links]: 0 = Default, 1 = Open in currentextensions.tabutils.dblClickTab: 0 = Default, 4 = Close tabextensions.tabutils.middleClickTabBar: 0 = Default, 5 = Undo close tab